diff options
Diffstat (limited to 'drivers/mmc/card/queue.h')
| -rw-r--r-- | drivers/mmc/card/queue.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/mmc/card/queue.h b/drivers/mmc/card/queue.h index d2a1eb4b9f9..031bf6376c9 100644 --- a/drivers/mmc/card/queue.h +++ b/drivers/mmc/card/queue.h @@ -12,6 +12,23 @@ struct mmc_blk_request { struct mmc_data data; }; +enum mmc_packed_type { + MMC_PACKED_NONE = 0, + MMC_PACKED_WRITE, +}; + +#define mmc_packed_cmd(type) ((type) != MMC_PACKED_NONE) +#define mmc_packed_wr(type) ((type) == MMC_PACKED_WRITE) + +struct mmc_packed { + struct list_head list; + u32 cmd_hdr[1024]; + unsigned int blocks; + u8 nr_entries; + u8 retries; + s16 idx_failure; +}; + struct mmc_queue_req { struct request *req; struct mmc_blk_request brq; @@ -20,6 +37,8 @@ struct mmc_queue_req { struct scatterlist *bounce_sg; unsigned int bounce_sg_len; struct mmc_async_req mmc_active; + enum mmc_packed_type cmd_type; + struct mmc_packed *packed; }; struct mmc_queue { @@ -27,6 +46,9 @@ struct mmc_queue { struct task_struct *thread; struct semaphore thread_sem; unsigned int flags; +#define MMC_QUEUE_SUSPENDED (1 << 0) +#define MMC_QUEUE_NEW_REQUEST (1 << 1) + int (*issue_fn)(struct mmc_queue *, struct request *); void *data; struct request_queue *queue; @@ -46,4 +68,7 @@ extern unsigned int mmc_queue_map_sg(struct mmc_queue *, extern void mmc_queue_bounce_pre(struct mmc_queue_req *); extern void mmc_queue_bounce_post(struct mmc_queue_req *); +extern int mmc_packed_init(struct mmc_queue *, struct mmc_card *); +extern void mmc_packed_clean(struct mmc_queue *); + #endif |